The Rapid Tach III is a quick change coupler designed to make attachment changes fast and hassle free. After pinning the Rapid Tach III onto the boom of the excavator, the operator can quickly couple to almost any attachment containing two pins. Our patent pending, locking wedge assures a tight fit around the front pin. Included is the patent pending, Rapid Latch Mounting Pad designed for easy attaching and removing mechanical attachments that utilize stiff arms.